doc: rewrite description for rev-parse --short

`git rev-parse --short` is not a generic modifier but just a variant
of `--verify` and considers the given length only as a suggestion to
ensure uniqueness.

Signed-off-by: Andreas Heiduk <asheiduk@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/Documentation/config.txt b/Documentation/config.txt
index 475e874d51550eba26a578c0ce3b17b61384fddc..4865ac92e8e0bec0c4a9616adb95725475a4a61f 100644 (file)
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -862,6 +862,7 @@ core.abbrev::
        computed based on the approximate number of packed objects
        in your repository, which hopefully is enough for
        abbreviated object names to stay unique for some time.
+       The minimum length is 4.
 
 add.ignoreErrors::
 add.ignore-errors (deprecated)::

diff --git a/Documentation/git-rev-parse.txt b/Documentation/git-rev-parse.txt
index c40c4704486dd9d1a5650562540db7379818ab03..b1293f24bb46f71238f3dee4700340a79b90fca8 100644 (file)
--- a/Documentation/git-rev-parse.txt
+++ b/Documentation/git-rev-parse.txt
@@ -126,6 +126,12 @@ can be used.
        'git diff-{asterisk}'). In contrast to the `--sq-quote` option,
        the command input is still interpreted as usual.
 
+--short[=length]::
+       Same as `--verify` but shortens the object name to a unique
+       prefix with at least `length` characters. The minimum length
+       is 4, the default is the effective value of the `core.abbrev`
+       configuration variable (see linkgit:git-config[1]).
+
 --not::
        When showing object names, prefix them with '{caret}' and
        strip '{caret}' prefix from the object names that already have
@@ -136,12 +142,6 @@ can be used.
        The option core.warnAmbiguousRefs is used to select the strict
        abbreviation mode.
 
---short::
---short=number::
-       Instead of outputting the full SHA-1 values of object names try to
-       abbreviate them to a shorter unique name. When no length is specified
-       7 is used. The minimum length is 4.
-
 --symbolic::
        Usually the object names are output in SHA-1 form (with
        possible '{caret}' prefix); this option makes them output in a